20115864

素因数分解:

$2^3\times 3^4\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 57934800

約数和(自身を除く): 37818936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 296, 324, 333, 444, 648, 666, 839, 888, 999, 1332, 1678, 1998, 2517, 2664, 2997, 3356, 3996, 5034, 5994, 6712, 7551, 7992, 10068, 11988, 15102, 20136, 22653, 23976, 30204, 31043, 45306, 60408, 62086, 67959, 90612, 93129, 124172, 135918, 181224, 186258, 248344, 271836, 279387, 372516, 543672, 558774, 745032, 838161, 1117548, 1676322, 2235096, 2514483, 3352644, 5028966, 6705288, 10057932, 20115864]

約数ペア:

[(1, 20115864), (2, 10057932), (3, 6705288), (4, 5028966), (6, 3352644), (8, 2514483), (9, 2235096), (12, 1676322), (18, 1117548), (24, 838161), (27, 745032), (36, 558774), (37, 543672), (54, 372516), (72, 279387), (74, 271836), (81, 248344), (108, 186258), (111, 181224), (148, 135918), (162, 124172), (216, 93129), (222, 90612), (296, 67959), (324, 62086), (333, 60408), (444, 45306), (648, 31043), (666, 30204), (839, 23976), (888, 22653), (999, 20136), (1332, 15102), (1678, 11988), (1998, 10068), (2517, 7992), (2664, 7551), (2997, 6712), (3356, 5994), (3996, 5034)]